[Full Changelog](https://github.com/matrix-org/matrix-js-sdk/compare/v0.14.1...v0.14.2-rc.1) * fix some assertions in e2e backup unit test [\#794](https://github.com/matrix-org/matrix-js-sdk/pull/794) * Config should be called with auth [\#798](https://github.com/matrix-org/matrix-js-sdk/pull/798) * Don't re-establish sessions with unknown devices [\#792](https://github.com/matrix-org/matrix-js-sdk/pull/792) * e2e key backups [\#684](https://github.com/matrix-org/matrix-js-sdk/pull/684) * WIP: online incremental megolm backups [\#595](https://github.com/matrix-org/matrix-js-sdk/pull/595) * Support for e2e key backups [\#736](https://github.com/matrix-org/matrix-js-sdk/pull/736) * Passphrase Support for e2e backups [\#786](https://github.com/matrix-org/matrix-js-sdk/pull/786) * Add 'getSsoLoginUrl' function [\#783](https://github.com/matrix-org/matrix-js-sdk/pull/783) * Fix: don't set the room name to null when heroes are missing. [\#784](https://github.com/matrix-org/matrix-js-sdk/pull/784) * Handle crypto db version upgrades [\#785](https://github.com/matrix-org/matrix-js-sdk/pull/785) * Restart broken Olm sessions [\#780](https://github.com/matrix-org/matrix-js-sdk/pull/780) * Use the last olm session that got a message [\#776](https://github.com/matrix-org/matrix-js-sdk/pull/776)